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Steel Joist Type 1 -
Fire attack from below / Loadbearing


With up to 60 minutes fire resistance
Integrity & Insulation
Please consult Promat for ceiling spans details
  (Perimeter details & control joints)

PROMATECT®-100
Board Thickness Stability
Rating
Integrity
Rating
Insulation
Rating
20mm 60 minutes 60 minutes 60 minutes

For more architectural specification.
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System Specification

Mezzanine floors are to be constructed using 20mm thick PROMATECT®-100 matrix engineered mineral boards all in accordance with the Architectural Specificationin the manufacturer’s handbook. Relevant constructions are to be selected according to the required FRL of 60/60/60 of the selected elements. All printed installation details are to be followed to ensure approval to AS1530: Part 4. All work to be certified by installer in an approved manner.

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Steel Joist Type 1   Fixing details    


Steel Joist Type 1 - Fire attack from below
Fire Rating
  FRL   60/60/60
  STANDARD   AS1530: Part 4: 2005
  APPROVAL   BRE CC237274

Acoustic
  # STC
# R w
  36dB
36dB
  STANDARD   ISO140: Part 3: 1996
ISO717: Part 1: 1996
  PREDICTED
ASSESSMENT
  Marshall Day
20th August 2007

Construction
  CEILING THICKNESS   253mm
  CEILING MASS   From 19.44kg/m³

#

Margin of error is generally within ±3dB.

 
 
 
 
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